Enantioselective determination of lercanidipine in human plasma for pharmacokinetic studies by normal-phase liquid chromatography tandem mass spectrometry - Jabor, Valquíria Aparecida Polisel; Coelho, Eduardo Barbosa; Ifa, Demian Rocha; Bonato, Pierina Sueli; Santos, Neife Aparecida Guinaim; Lanchote, Vera Lúcia (Journal of Chromatography B, 2003)